Chemical measuring and injecting device



FIG. 1 is a top, left, front isometric view of a first embodiment of a chemical measuring and injecting device showing our new design;

FIG. 2 is a front view of the chemical measuring and injecting device of FIG. 1;

FIG. 3 is a rear view of the chemical measuring and injecting device of FIG. 1;

FIG. 4 is a left side view of the chemical measuring and injecting device of FIG. 1;

FIG. 5 is a right side view of the chemical measuring and injecting device of FIG. 1;

FIG. 6 is a top view of the chemical measuring and injecting device of FIG. 1;

FIG. 7 is a bottom view of the chemical measuring and injecting device of FIG. 1;

FIG. 8 is a top, left, front isometric view of a second embodiment of a chemical measuring and injecting device showing our new design;

FIG. 9 is a front view of the chemical measuring and injecting device of FIG. 8;

FIG. 10 is a rear view of the chemical measuring and injecting device of FIG. 8;

FIG. 11 is a left side view of the chemical measuring and injecting device of FIG. 8;

FIG. 12 is a right side view of the chemical measuring and injecting device of FIG. 8;

FIG. 13 is a top view of the chemical measuring and injecting device of FIG. 8;

FIG. 14 is a bottom view of the chemical measuring and injecting device of FIG. 8;

FIG. 15 is a top, left, front isometric view of a third embodiment of a chemical measuring and injecting device showing our new design;

FIG. 16 is a front view of the chemical measuring and injecting device of FIG. 15;

FIG. 17 is a rear view of the chemical measuring and injecting device of FIG. 15;

FIG. 18 is a right side view of the chemical measuring and injecting device of FIG. 15;

FIG. 19 is a left side view of the chemical measuring and injecting device of FIG. 15;

FIG. 20 is a top view of the chemical measuring and injecting device of FIG. 15; and,

FIG. 21 is a bottom view of the chemical measuring and injecting device of FIG. 15. 

The ornamental design for a chemical measuring and injecting device, as shown. 